vol. 40, no. 5 (2020)

On the nonoscillatory behavior of solutions of three classes of fractional difference equations
Said Rezk Grace, Jehad Alzabut, Sakthivel Punitha, Velu Muthulakshmi, Hakan Adıgüzel
Opuscula Math. 40, no. 5 (2020), 549-568, https://doi.org/10.7494/OpMath.2020.40.5.549